CN209278382U - Air spring damper - Google Patents
Air spring damper Download PDFInfo
- Publication number
- CN209278382U CN209278382U CN201822265812.5U CN201822265812U CN209278382U CN 209278382 U CN209278382 U CN 209278382U CN 201822265812 U CN201822265812 U CN 201822265812U CN 209278382 U CN209278382 U CN 209278382U
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- CN
- China
- Prior art keywords
- inner core
- air spring
- axially extending
- extending section
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of air spring dampers, including the air spring assembly being mounted on resistance damper, the air spring assembly includes the leather bag for connecting with resistance damper outer cylinder and the vibration reduction support component for connecting with the piston rod of resistance damper, described leather bag one end is tightly connected with the piston bush being sheathed on outside resistance damper outer cylinder, the other end is connect with vibration reduction support component, the vibration reduction support component includes the inner core being sheathed on outside piston rod, it is set to the top glue that interior in-core is used to connect with piston rod and the dustproof cover component being pivotally sheathed on outside inner core.The utility model can not only solve the problems, such as rotatory sealing, while the buffering and damping effect to piston rod can be improved, and be sealed to piston rod, moreover it is possible to extend the service life of damper.
Description
Technical field
The utility model relates to damping device field, in particular to a kind of air spring damper.
Background technique
Nowadays the demand with people to vehicle is significantly increased, while comfort to vehicle and handling requirement are also got over
Come it is higher, but comfort and it is handling be theoretically conflict performance, traditional helical spring shock absorber do not have at all
Method meets two kinds of performances and all reaches best.
Using the air spring vibration reduction device of the characteristic composition of the non-linear rigidity of air spring, can be very good to solve comfortable
Property and it is handling while optimize.To which air spring used more and more extensive in vehicle two in recent years, but majority is
It applies on car and freight truck, for passenger car, is used on the offroad vehicle of only high-grade limousine and SUV,
Corresponding suspension form is double wish-bone arm type, multi link formula or rigid axle suspension, but is equipped on passenger car now at most most
It is widely McPherson strut, since the damper of the front suspension of McPherson strut combines the work of steering, vehicle
When turning to, piston rod can rotate with respect to outer barrel of absorber, this just needs to solve the problems, such as rotatory sealing.Although in the prior art
Solve the problems, such as rotatory sealing, but for how to carry out more efficiently buffering and damping to piston rod, and to piston rod into
Row sealing, while extending the service life of damper, it is to still need to the technical issues of solving.
Utility model content
In view of this, can not only solve to rotate close the purpose of the utility model is to provide a kind of air spring damper
Envelope problem, while buffering and damping effect to piston rod can be improved, and be sealed to piston rod, moreover it is possible to extend damper
Service life.
The air spring damper of the utility model, it is described including the air spring assembly being mounted on resistance damper
Air spring assembly includes leather bag for connecting with resistance damper outer cylinder and for connecting with the piston rod of resistance damper
Vibration reduction support component, described leather bag one end is tightly connected with the piston bush that is sheathed on outside resistance damper outer cylinder, the other end with
Vibration reduction support component connection, the vibration reduction support component include the inner core being sheathed on outside piston rod, be set to interior in-core for
The top glue of piston rod connection and the dustproof cover component being pivotally sheathed on outside inner core.
Further, described inner core one end is fixed with the inner core Button Block for connecting with leather bag, and the other end is equipped with hollow axis
To extended segment, the inner core center is equipped with the via hole passed through for piston rod, and the axially extending section of internal diameter is greater than via hole internal diameter, axis
It is less than inner core outer diameter to extended segment outer diameter.
Further, the inner core Button Block is fixedly connected by retaining ring with leather bag.
Further, the top glue is sealingly fastened in axially extending section of cavity by seal assembly, pushes up glue inner wall and piston
Bar is fixedly connected, and top glue outer wall is resisted against axially extending section of inner wall.
Further, the seal assembly includes for will push up the sealing cover and be used for that glue laminated is tightly fixed in axially extending section
Sealing cover is fixed on the retaining ring in axially extending section, is provided with sealing between the sealing cover outer wall and axially extending section of inner wall
Circle I.
Further, the dustproof cover component is pivotally fixed on outside axially extending section by bearing.
Further, the bearing inner race is fixed on axially extending section of outer wall by gear in bearing, the dustproof cover component
It is fixedly connected with and covers the dust cover of inner core including the end cap being fixedly connected with bearing outer ring and with end cap, the inner core end face,
Tracheae installation space is formed between axially extending section of outer wall, end cap and dust cover, is provided with gas in the tracheae installation space
Pipe, the tracheae coiling is on axially extending section of outer wall, and one end of the tracheae is connected to the inlet suction port that inner core is equipped with, separately
One end is connected to the air outlet adapter that end cap is equipped with.
Further, rotary stopper component is provided between the inner core and dust cover, the rotary stopper component includes solid
Due to inner core end face limit motion block and be fixed on quiet piece of limit on dust cover inner wall with limit motion block cooperation, the limit is dynamic
Block is two, is arranged along inner core circumferencial direction interval, and quiet piece of the limit is located between two positioning motion blocks.
Further, the axis of the inner core Button Block is overlapped with the axis of piston bush, and axis and the resistance of the piston bush subtract
It shakes and is formed with angle between the axis of device outer cylinder.
Further, sealing ring II is provided between the piston bush and resistance damper outer cylinder.
The beneficial effects of the utility model are: the air spring damper of the utility model, can not only solve to rotate close
Envelope problem, while buffering and damping effect to piston rod can be improved, and be sealed to piston rod, moreover it is possible to extend damper
Service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The air spring damper of the present embodiment as shown in Figure 1:, including the air spring group being mounted on resistance damper
Part, the air spring assembly include leather bag 1 for connecting with resistance damper outer cylinder 2 and for the work with resistance damper
The vibration reduction support component that stopper rod 3 connects, described 1 one end of leather bag connect with the sealing of piston bush 4 being sheathed on outside resistance damper outer cylinder 2
It connects, the other end is connect with vibration reduction support component, and the vibration reduction support component includes the inner core 5 being sheathed on outside piston rod 3, is set to
The top glue 6 for being used to connect with piston rod 3 in inner core 5 and the dustproof cover component being pivotally sheathed on outside inner core 5, no
It is only able to solve rotatory sealing problem, while the buffering and damping effect to piston rod can be improved, and be sealed to piston rod,
The service life of damper can also be extended.
In the present embodiment, described 5 one end of inner core is fixed with the inner core Button Block 7 for connecting with leather bag 1, during the other end is equipped with
Empty axially extending section 8,5 center of inner core are equipped with the via hole passed through for piston rod 3, and axially extending section of 8 internal diameters are greater than
Via hole internal diameter, axially extending section of 8 outer diameters are less than 5 outer diameter of inner core.
In the present embodiment, the inner core Button Block 7 is fixedly connected by retaining ring 9 with leather bag 1.
In the present embodiment, the top glue 6 is sealingly fastened in axially extending section of 8 cavitys by seal assembly, pushes up 6 inner wall of glue
It is fixedly connected with piston rod 3, top 6 outer wall of glue is resisted against axially extending section of 8 inner walls.
In the present embodiment, the seal assembly includes being fixed for that will push up glue 6 in the sealing cover in axially extending section 8
10 and the retaining ring 11 for being fixed on sealing cover 10 in axially extending section 8,10 outer wall of sealing cover with axially extending section 8 in
Sealing ring I 12 is provided between wall.
In the present embodiment, the dustproof cover component is pivotally fixed on outside axially extending section 8 by bearing 13.
In the present embodiment, 13 inner ring of bearing is fixed on axially extending section of 8 outer walls by gear 14 in bearing, described anti-
Dust hood component includes the end cap 15 being fixedly connected with 13 outer ring of bearing and the dust cover that inner core 5 is fixedly connected with and covered with end cap 15
16, tracheae installation space is formed between 5 end face of inner core, axially extending section of 8 outer walls, end cap 15 and dust cover 16, it is described
It is provided with tracheae 17 in tracheae installation space, the coiling of tracheae 17 is on axially extending section of 8 outer walls, one end of the tracheae 17
It is connected to the inlet suction port 18 that inner core 5 is equipped with, the other end is connected to the air outlet adapter 19 that end cap 15 is equipped with.
In the present embodiment, rotary stopper component, the rotary stopper component are provided between the inner core 5 and dust cover 16
It is quiet including being fixed on the limit motion block 20 of 5 end face of inner core and being fixed on the limit cooperated on 16 inner wall of dust cover with limit motion block 20
Block (not shown), the limit motion block 20 are two, are arranged along 5 circumferencial direction interval of inner core, and quiet piece of the limit is located at
Between two limit motion blocks 20.
In the present embodiment, the axis of the inner core Button Block 7 is overlapped with the axis of piston bush 4, the axis of the piston bush 4 with
Angle is formed between the axis of resistance damper outer cylinder 2.
In the present embodiment, sealing ring II 21 is provided between the piston bush 4 and resistance damper outer cylinder 2.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of air spring damper, it is characterised in that: described including the air spring assembly being mounted on resistance damper
Air spring assembly includes leather bag for connecting with resistance damper outer cylinder and for connecting with the piston rod of resistance damper
Vibration reduction support component, described leather bag one end is tightly connected with the piston bush that is sheathed on outside resistance damper outer cylinder, the other end with
Vibration reduction support component connection, the vibration reduction support component include the inner core being sheathed on outside piston rod, be set to interior in-core for
The top glue of piston rod connection and the dustproof cover component being pivotally sheathed on outside inner core.
2. air spring damper according to claim 1, it is characterised in that: described inner core one end, which is fixed with, to be used for and skin
The inner core Button Block of capsule connection, the other end are equipped with hollow axially extending section, and the inner core center is equipped with the mistake passed through for piston rod
Hole, the axially extending section of internal diameter are greater than via hole internal diameter, and axially extending section of outer diameter is less than inner core outer diameter.
3. air spring damper according to claim 2, it is characterised in that: the inner core Button Block passes through retaining ring and leather bag
It is fixedly connected.
4. air spring damper according to claim 2, it is characterised in that: the top glue is sealed solid by seal assembly
Due in axially extending section of cavity, top glue inner wall is fixedly connected with piston rod, and top glue outer wall is resisted against axially extending section of inner wall.
5. air spring damper according to claim 4, it is characterised in that: the seal assembly includes for that will push up glue
It is fixed in the sealing cover in axially extending section and the retaining ring for being fixed on sealing cover in axially extending section, the sealing
Sealing ring I is provided between cover outer wall and axially extending section of inner wall.
6. air spring damper according to claim 2, it is characterised in that: the dustproof cover component is by bearing with can
The mode of rotation is fixed on outside axially extending section.
7. air spring damper according to claim 6, it is characterised in that: the bearing inner race is solid by gear in bearing
Due on axially extending section of outer wall, the dustproof cover component includes the end cap being fixedly connected with bearing outer ring and fixes company with end cap
The dust cover of inner core is connect and covered, forms tracheae peace between the inner core end face, axially extending section of outer wall, end cap and dust cover
Fill space, be provided with tracheae in the tracheae installation space, the tracheae coiling on axially extending section of outer wall, the tracheae
One end is connected to the inlet suction port that inner core is equipped with, and the other end is connected to the air outlet adapter that end cap is equipped with.
8. air spring damper according to claim 7, it is characterised in that: be provided between the inner core and dust cover
Rotary stopper component, the rotary stopper component include being fixed on the limit motion block of inner core end face and being fixed on dust cover inner wall
Quiet piece of limit cooperated with limit motion block, the limit motion block are two, are arranged along inner core circumferencial direction interval, and the limit is quiet
Block is located between two positioning motion blocks.
9. air spring damper according to claim 2, it is characterised in that: the axis and piston bush of the inner core Button Block
Axis be overlapped, be formed with angle between the axis of the piston bush and the axis of resistance damper outer cylinder.
10. air spring damper according to claim 9, it is characterised in that: outside the piston bush and resistance damper
Sealing ring II is provided between cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822265812.5U CN209278382U (en) | 2018-12-31 | 2018-12-31 | Air spring damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822265812.5U CN209278382U (en) | 2018-12-31 | 2018-12-31 | Air spring damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278382U true CN209278382U (en) | 2019-08-20 |
Family
ID=67608411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822265812.5U Active CN209278382U (en) | 2018-12-31 | 2018-12-31 | Air spring damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209278382U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513429A (en) * | 2019-09-20 | 2019-11-29 | 温州迅源汽车部件有限公司 | A kind of electronics compound vibration-damper |
| CN114810898A (en) * | 2022-04-27 | 2022-07-29 | 重庆长安汽车股份有限公司 | Air bag type dust cover structure of automobile shock absorber |
-
2018
- 2018-12-31 CN CN201822265812.5U patent/CN209278382U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513429A (en) * | 2019-09-20 | 2019-11-29 | 温州迅源汽车部件有限公司 | A kind of electronics compound vibration-damper |
| CN114810898A (en) * | 2022-04-27 | 2022-07-29 | 重庆长安汽车股份有限公司 | Air bag type dust cover structure of automobile shock absorber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220406 Address after: 401220 No. 8, Qixin East Road, Yanjia street, Changshou District, Chongqing Patentee after: Chongqing Yu'an intelligent suspension Co.,Ltd. Address before: 401334 Fenghuang Town, Shapingba District, Chongqing Patentee before: CHONGQING YU'AN INNOVATION TECHNOLOGY Co.,Ltd. |